Question

ASK YOUR TEACHER

You may need to use the appropriate technology to answer this question.

Use the sample data below to test the hypotheses

H0:	p1 = p2 = p3
Ha:	not all population proportions are equal

where

p_i

is the population proportion of Yes responses for population i.

Response	Populations
	1	2	3
Yes	145	145	106
No	95	145	114

Find the value of the test statistic. (Round your answer to three decimal places.)

Find the p-value. (Round your answer to four decimal places.)

p-value =

Using a 0.05 level of significance, state your conclusion.

Do not reject H₀. We conclude that not all population proportions are equal.Do not reject H₀. We cannot conclude that not all population proportions are equal.    Reject H₀. We conclude that not all population proportions are equal.Reject H₀. We cannot conclude that not all population proportions are equal.

Answer 1